Skip to main content
Hi !Hi! Sign in or registerHelp & Contact
Sell
Watchlist
My eBay
  • Summary
  • Recently Viewed
  • Bids/Offers
  • Watchlist
  • Purchase History
  • Selling
  • Saved feed
  • Saved Searches
  • Saved Sellers
  • Messages
Please sign-in to view notifications.
Loading...
eBay Home
Advanced
Copyright © 1995-2025 eBay Inc. All Rights Reserved. User Agreement, Privacy, Payments Terms of Use, Cookies and AdChoice

DC to AC Power Step Down (Buck) Voltage Regulators

breadcrumb

  • eBay
    • Business & Industrial
    • Electrical Equipment & Supplies
    • Electronic Components & Semiconductors
    • Semiconductors & Actives
  • Business & Industrial
  • Electrical Equipment & Supplies
  • Electronic Components & Semiconductors
  • Semiconductors & Actives
  • Power Regulators & Converters
  • DC to AC Power Step Down (Buck) Voltage Regulators

More to explore

  • 10v Voltage Regulator
  • 12 Volt Adjustable Voltage Regulator
  • 18V Power Supply Indiana Power Regulators & Converters
  • Buck Boost Converter
  • Dc Dc Converter 36v To 12v
  • Dc Dc Converter Isolated
  • High Voltage Generator
  • Voltage Regulator 220v
  • Voltage Regulator Rectifier
  • Voltage Stabilizer

Shop by category

  • Semiconductors & Actives
    • Power Regulators & Converters
    • Buzzers & Speakers
    • Development Kits & Boards
    • Diodes & Rectifiers
    • Integrated Circuits (ICs)
    • Thyristors & SCRs
    • Transistors
    • 5pcs Mini360 Buck Converter Step Down Adjustable Power Supply Module DC-DC 1-17 - Image 1 of 4
    • 5pcs Mini360 Buck Converter Step Down Adjustable Power Supply Module DC-DC 1-17 - Image 2 of 4
    • 5pcs Mini360 Buck Converter Step Down Adjustable Power Supply Module DC-DC 1-17 - Image 3 of 4
    • 5pcs Mini360 Buck Converter Step Down Adjustable Power Supply Module DC-DC 1-17 - Image 4 of 4

    5pcs Mini360 Buck Converter Step Down Adjustable Power Supply Module DC-DC 1-17

    Brand New · Unbranded
    S$ 5.97
    Was: S$ 6.28was - S$ 6.28
    S$ 34.36 shipping
    64 sold
    N⁣S⁣p⁣о⁣V⁣ ⁣1⁣H⁣ ⁣1⁣n⁣s⁣F⁣o⁣ ⁣J⁣3⁣r⁣e⁣d⁣⁣⁣ ⁣B⁣⁣7⁣⁣⁣
    • DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module - Image 1 of 4
    • DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module - Image 2 of 4
    • DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module - Image 3 of 4
    • DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module - Image 4 of 4

    DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module

    Brand New · Unbranded
    S$ 7.03
    Was: S$ 7.48was - S$ 7.48
    or Best Offer
    S$ 4.92 shipping
    S⁣p⁣o⁣Q⁣n⁣O⁣ ⁣s⁣о⁣r⁣e⁣B⁣0⁣d⁣⁣⁣⁣⁣⁣⁣ ⁣F⁣⁣⁣R⁣ ⁣⁣⁣
    • 10Pcs HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Household Switch - Image 1 of 4
    • 10Pcs HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Household Switch - Image 2 of 4
    • 10Pcs HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Household Switch - Image 3 of 4
    • 10Pcs HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Household Switch - Image 4 of 4

    10Pcs HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Household Switch

    Brand New · Link
    S$ 73.57
    Was: S$ 79.97was - S$ 79.97
    or Best Offer
    Free shipping
    S⁣H⁣4⁣p⁣o⁣ ⁣n⁣ѕ⁣6⁣o⁣r⁣e⁣d⁣6⁣ ⁣⁣E⁣I⁣ ⁣Y⁣Z⁣⁣ ⁣J⁣7⁣⁣⁣ ⁣
    • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 1 of 4
    • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 2 of 4
    • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 3 of 4
    • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 4 of 4

    5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage

    Brand New · Unbranded
    S$ 6.03
    or Best Offer
    S$ 4.92 shipping
    L⁣4⁣S⁣ ⁣I⁣2⁣p⁣o⁣n⁣ ⁣H⁣J⁣ ⁣O⁣s⁣R⁣ ⁣Q⁣R⁣o⁣r⁣ ⁣е⁣d⁣Q⁣⁣⁣ ⁣
  • Digital LED Adjustable Step Down Voltage Converter AC/DC to 3.3V 5V 6V 12V 24V - Image 1 of 4

    Digital LED Adjustable Step Down Voltage Converter AC/DC to 3.3V 5V 6V 12V 24V

    Brand New · DC
    S$ 9.45
    or Best Offer
    S$ 2.74 shipping
    106 sold
    Y⁣⁣C⁣⁣ ⁣O⁣P⁣⁣⁣ ⁣⁣⁣⁣⁣8⁣D⁣ ⁣R⁣⁣⁣⁣A⁣⁣⁣⁣⁣ ⁣⁣
  • 5A CC/CV W USB Voltmeter LED Drive Step down Li-ion charger Power Module + CASE - Image 1 of 4

    5A CC/CV W USB Voltmeter LED Drive Step down Li-ion charger Power Module + CASE

    Brand New · Unbranded
    S$ 10.56
    Was: S$ 11.23was - S$ 11.23
    or Best Offer
    S$ 4.92 shipping
    235 watching
    ⁣4⁣⁣⁣E⁣ ⁣⁣4⁣⁣B⁣⁣ ⁣7⁣⁣⁣⁣U⁣⁣⁣⁣⁣⁣ ⁣⁣C⁣7⁣⁣⁣
  • HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 5.90
    S$ 7.03 shipping
    131 sold
    ⁣⁣⁣⁣J⁣⁣⁣S⁣ ⁣F⁣⁣E⁣⁣⁣ ⁣1⁣⁣S⁣ ⁣⁣B⁣6⁣ ⁣⁣4⁣8⁣⁣⁣
  • Buck Converter Step Down Module Power Supply AC16V-28V / DC16-40V to DC12V 2A - Image 1 of 2

    Buck Converter Step Down Module Power Supply AC16V-28V / DC16-40V to DC12V 2A

    Brand New · Powers
    S$ 9.67
    S$ 4.22 shipping
    4⁣⁣⁣X⁣ ⁣1⁣W⁣ ⁣3⁣⁣⁣⁣S⁣ ⁣⁣⁣W⁣Z⁣ ⁣S⁣Y⁣⁣ ⁣I⁣⁣⁣⁣⁣
  • HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.92
    S$ 7.03 shipping
    121 sold
    F⁣9⁣ ⁣8⁣8⁣⁣⁣ ⁣⁣V⁣8⁣⁣ ⁣⁣8⁣⁣S⁣⁣ ⁣D⁣⁣I⁣⁣⁣⁣ ⁣⁣R⁣
  • HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.63
    Was: S$ 4.86was - S$ 4.86
    S$ 7.02 shipping
    D⁣Y⁣ ⁣M⁣0⁣ ⁣⁣⁣⁣⁣F⁣⁣O⁣⁣⁣ ⁣⁣5⁣Q⁣⁣ ⁣4⁣7⁣⁣⁣ ⁣7⁣⁣
  • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 1 of 1

    5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage

    Brand New · Unbranded
    S$ 10.16
    or Best Offer
    S$ 4.19 shipping
    ⁣⁣⁣⁣⁣⁣⁣⁣R⁣N⁣⁣ ⁣T⁣H⁣ ⁣⁣P⁣⁣⁣1⁣ ⁣2⁣T⁣⁣⁣⁣⁣⁣
  • HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.92
    S$ 7.03 shipping
    54 sold
    ⁣⁣5⁣4⁣⁣⁣ ⁣8⁣K⁣ ⁣G⁣Q⁣ ⁣⁣N⁣C⁣⁣ ⁣Q⁣T⁣⁣⁣⁣⁣⁣⁣⁣⁣
  • HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.63
    Was: S$ 4.86was - S$ 4.86
    S$ 7.02 shipping
    ⁣3⁣9⁣⁣ ⁣⁣Y⁣Q⁣⁣ ⁣M⁣⁣⁣0⁣ ⁣⁣⁣0⁣W⁣⁣⁣⁣⁣ ⁣K⁣K⁣ ⁣⁣
  • HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 11.20
    or Best Offer
    S$ 4.18 shipping
    S⁣8⁣1⁣p⁣o⁣n⁣ѕ⁣ ⁣o⁣D⁣U⁣r⁣e⁣d⁣ ⁣P⁣⁣F⁣ ⁣V⁣3⁣⁣⁣ ⁣⁣⁣3⁣⁣
  • HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 11.20
    or Best Offer
    S$ 4.23 shipping
    Y⁣O⁣ ⁣Y⁣X⁣S⁣ ⁣5⁣4⁣p⁣o⁣ ⁣n⁣ѕ⁣o⁣R⁣D⁣ ⁣7⁣9⁣r⁣ ⁣e⁣d⁣⁣⁣⁣⁣
  • HLK-PM24 AC-DC 220V to 24V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM24 AC-DC 220V to 24V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 11.88
    or Best Offer
    S$ 4.16 shipping
    K⁣S⁣p⁣o⁣n⁣M⁣ ⁣Y⁣ѕ⁣T⁣o⁣ ⁣7⁣V⁣r⁣e⁣d⁣ ⁣⁣1⁣W⁣⁣ ⁣⁣W⁣M⁣ ⁣⁣
  • HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 5.61
    Was: S$ 5.90was - S$ 5.90
    S$ 7.02 shipping
    ⁣⁣⁣⁣R⁣Y⁣⁣ ⁣K⁣Z⁣ ⁣U⁣I⁣⁣ ⁣⁣7⁣E⁣⁣⁣⁣⁣⁣⁣ ⁣⁣J⁣⁣
  • 5-32V to 1.2-31V 5A DC-DC Power Buck Step-Down Converter Regulator Modules- - Image 1 of 1

    5-32V to 1.2-31V 5A DC-DC Power Buck Step-Down Converter Regulator Modules-

    Brand New · Unbranded
    S$ 11.11
    or Best Offer
    S$ 4.19 shipping
    K⁣⁣Z⁣⁣ ⁣⁣⁣I⁣⁣6⁣⁣ ⁣Z⁣M⁣⁣⁣⁣⁣⁣ ⁣0⁣⁣⁣⁣Y⁣⁣ ⁣⁣
  • HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM03 AC-DC 220V to 3.3V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.65
    Was: S$ 4.89was - S$ 4.89
    S$ 7.02 shipping
    N⁣⁣⁣⁣L⁣⁣⁣ ⁣⁣5⁣⁣K⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣ ⁣⁣O⁣4⁣⁣ ⁣
  • 5A CC/CV W USB Voltmeter LED Drive Step down Lithium charger Power Module + CASE - Image 1 of 1

    5A CC/CV W USB Voltmeter LED Drive Step down Lithium charger Power Module + CASE

    Brand New · Unbranded
    S$ 11.92
    or Best Offer
    S$ 4.18 shipping
    ⁣⁣W⁣⁣I⁣ ⁣⁣⁣2⁣O⁣ ⁣⁣M⁣⁣K⁣⁣ ⁣D⁣⁣⁣⁣V⁣ ⁣⁣S⁣⁣⁣⁣
  • HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 12.17
    or Best Offer
    S$ 4.16 shipping
    K⁣J⁣ ⁣⁣K⁣H⁣⁣⁣⁣⁣⁣ ⁣K⁣⁣J⁣ ⁣O⁣⁣⁣5⁣⁣ ⁣8⁣⁣⁣9⁣⁣ ⁣
  • HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM01 AC-DC 220V to 5V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 4.65
    Was: S$ 4.89was - S$ 4.89
    S$ 7.02 shipping
    P⁣O⁣ ⁣1⁣9⁣ ⁣⁣⁣N⁣O⁣⁣⁣ ⁣⁣2⁣⁣⁣E⁣⁣⁣ ⁣⁣⁣D⁣V⁣ ⁣⁣⁣
  • 5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage - Image 1 of 4

    5-32V to 1.2-31V 5A DC-DC Step-Down Converter Module Constant Current Voltage

    Brand New · Unbranded
    S$ 5.27
    or Best Offer
    S$ 7.02 shipping
    ⁣M⁣R⁣ ⁣⁣9⁣⁣⁣⁣J⁣⁣ ⁣G⁣⁣⁣T⁣⁣⁣ ⁣⁣R⁣⁣H⁣ ⁣⁣W⁣8⁣ ⁣
  • DC-DC Constant Current Voltage Regulator Buck Step-Down Converter 5-32V 5A- - Image 1 of 4

    DC-DC Constant Current Voltage Regulator Buck Step-Down Converter 5-32V 5A-

    Brand New · Unbranded
    S$ 13.10
    or Best Offer
    S$ 4.20 shipping
    ⁣9⁣Q⁣ ⁣K⁣I⁣⁣ ⁣⁣O⁣⁣⁣⁣⁣⁣⁣⁣⁣E⁣⁣ ⁣⁣5⁣R⁣ ⁣⁣C⁣⁣
  • DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module - Image 1 of 1

    DC-DC 8A 9A 280W Step Down Buck Converter 7-40V To 1.2-35V XL4016 Power Module

    Brand New · Unbranded
    S$ 10.09
    or Best Offer
    S$ 4.19 shipping
    2⁣J⁣⁣⁣⁣⁣⁣⁣ ⁣⁣C⁣⁣O⁣ ⁣⁣9⁣K⁣ ⁣M⁣⁣⁣S⁣⁣⁣ ⁣⁣8⁣⁣
  • HLK-4M12A AC-DC 100-277 to 12V 3W Buck Step Down Power Supply Module Convert - Image 1 of 3

    HLK-4M12A AC-DC 100-277 to 12V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 21.07
    S$ 37.31 shipping
    ⁣O⁣⁣2⁣ ⁣8⁣L⁣ ⁣Z⁣C⁣ ⁣⁣V⁣⁣⁣⁣⁣K⁣⁣ ⁣⁣⁣⁣⁣⁣⁣⁣L⁣
  • XH-M401 DC 4V-40V to 1.25-36V Buck Converter Adjust Step Down Module 200W 8A - Image 1 of 4

    XH-M401 DC 4V-40V to 1.25-36V Buck Converter Adjust Step Down Module 200W 8A

    Brand New · Unbranded
    S$ 25.04
    or Best Offer
    S$ 4.16 shipping
    ⁣P⁣⁣I⁣⁣⁣ ⁣8⁣⁣8⁣ ⁣9⁣⁣⁣T⁣⁣ ⁣A⁣5⁣ ⁣⁣H⁣R⁣ ⁣⁣⁣R⁣⁣
  • SolaHD 63-23-125-4 Electric Power Filter 120VAC Hardwired Series Transformer - Image 1 of 4

    SolaHD 63-23-125-4 Electric Power Filter 120VAC Hardwired Series Transformer

    Brand New · SolaHD
    S$ 964.74
    Was: S$ 1,205.94was - S$ 1,205.94
    S$ 344.08 shipping
    ⁣0⁣⁣A⁣ ⁣D⁣⁣⁣⁣⁣W⁣ ⁣I⁣B⁣ ⁣C⁣G⁣ ⁣0⁣5⁣⁣⁣ ⁣⁣2⁣N⁣⁣⁣
  • HLK-PM24 AC-DC 220V to 24V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM24 AC-DC 220V to 24V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 5.61
    S$ 7.03 shipping
    6⁣E⁣ ⁣⁣7⁣3⁣⁣ ⁣A⁣T⁣⁣ ⁣K⁣⁣1⁣ ⁣⁣T⁣⁣⁣V⁣ ⁣Q⁣⁣ ⁣⁣⁣⁣
  • HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert - Image 1 of 1

    HLK-PM12 AC-DC 220V to 12V 3W Buck Step Down Power Supply Module Convert

    Brand New · Unbranded
    S$ 5.57
    Was: S$ 5.86was - S$ 5.86
    S$ 7.02 shipping
    ⁣S⁣⁣R⁣ ⁣V⁣F⁣⁣⁣⁣⁣⁣⁣ ⁣⁣I⁣⁣Y⁣ ⁣W⁣⁣X⁣ ⁣⁣L⁣C⁣ ⁣⁣
  • LED Display AC/DC to 5V 9V 12V 24V Adjustable Voltage Regulator Step Down Module - Image 1 of 4

    LED Display AC/DC to 5V 9V 12V 24V Adjustable Voltage Regulator Step Down Module

    Brand New · DC
    S$ 9.45
    or Best Offer
    S$ 2.11 shipping
    59 sold
    5⁣⁣⁣G⁣ ⁣⁣⁣⁣⁣6⁣⁣K⁣ ⁣E⁣N⁣⁣⁣⁣ ⁣⁣E⁣A⁣ ⁣⁣Y⁣S⁣⁣ ⁣
  • DC-DC Constant Current Voltage Regulator Buck Step-Down Converter 5-32V 5A - Image 1 of 4

    DC-DC Constant Current Voltage Regulator Buck Step-Down Converter 5-32V 5A

    Brand New · Unbranded
    S$ 5.70
    or Best Offer
    S$ 3.63 shipping
    3⁣⁣0⁣⁣⁣ ⁣W⁣W⁣⁣⁣ ⁣⁣⁣J⁣⁣⁣⁣2⁣⁣⁣⁣⁣ ⁣6⁣B⁣⁣ ⁣W⁣
  • All Listings
  • Auction
  • Buy It Now
  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
  • List View
  • Gallery View

32 results

Sort: Best Match

  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
    • Current Conversion: DC to AC- Selected
    • Type: Step Down (Buck) Voltage Regulator- Selected
    Clear All